From af569596a9b85626564149c5c4c0c17d05baa2da Mon Sep 17 00:00:00 2001 From: Al Viro Date: Mon, 2 Apr 2012 20:02:53 -0400 Subject: kill v9fs_dentry_from_dir_inode() In *all* callers we have a dentry of child of that directory. Just use ->d_parent of that one, for fsck sake... Signed-off-by: Al Viro --- fs/9p/vfs_inode_dotl.c | 24 +++--------------------- 1 file changed, 3 insertions(+), 21 deletions(-) (limited to 'fs/9p') diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c index a1e6c990cd41..e3dd2a1e2bfc 100644 --- a/fs/9p/vfs_inode_dotl.c +++ b/fs/9p/vfs_inode_dotl.c @@ -68,24 +68,6 @@ static gid_t v9fs_get_fsgid_for_create(struct inode *dir_inode) return current_fsgid(); } -/** - * v9fs_dentry_from_dir_inode - helper function to get the dentry from - * dir inode. - * - */ - -static struct dentry *v9fs_dentry_from_dir_inode(struct inode *inode) -{ - struct dentry *dentry; - - spin_lock(&inode->i_lock); - /* Directory should have only one entry. */ - BUG_ON(S_ISDIR(inode->i_mode) && !list_is_singular(&inode->i_dentry)); - dentry = list_entry(inode->i_dentry.next, struct dentry, d_alias); - spin_unlock(&inode->i_lock); - return dentry; -} - static int v9fs_test_inode_dotl(struct inode *inode, void *data) { struct v9fs_inode *v9inode = V9FS_I(inode); @@ -415,7 +397,7 @@ static int v9fs_vfs_mkdir_dotl(struct inode *dir, if (dir->i_mode & S_ISGID) omode |= S_ISGID; - dir_dentry = v9fs_dentry_from_dir_inode(dir); + dir_dentry = dentry->d_parent; dfid = v9fs_fid_lookup(dir_dentry); if (IS_ERR(dfid)) { err = PTR_ERR(dfid); @@ -793,7 +775,7 @@ v9fs_vfs_link_dotl(struct dentry *old_dentry, struct inode *dir, dir->i_ino, old_dentry->d_name.name, dentry->d_name.name); v9ses = v9fs_inode2v9ses(dir); - dir_dentry = v9fs_dentry_from_dir_inode(dir); + dir_dentry = dentry->d_parent; dfid = v9fs_fid_lookup(dir_dentry); if (IS_ERR(dfid)) return PTR_ERR(dfid); @@ -858,7 +840,7 @@ v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, umode_t omode, return -EINVAL; v9ses = v9fs_inode2v9ses(dir); - dir_dentry = v9fs_dentry_from_dir_inode(dir); + dir_dentry = dentry->d_parent; dfid = v9fs_fid_lookup(dir_dentry); if (IS_ERR(dfid)) { err = PTR_ERR(dfid); -- cgit v1.2.3-59-g8ed1b